<!DOCTYPE html>
<html>
<head>
  <title>登陆聊天</title>
  <script src="/webjars/jquery/jquery.min.js"></script>
  <style>
    *, *:after, *:before {
      -webkit-box-sizing: border-box;
      box-sizing: border-box;
    }

    body {
      background: #383a3c url('/img/login-bg.jpg');
      font-weight: 400;
      font-size: 1em;
      line-height: 1.25;
      font-family: 'Raleway', Calibri, Arial, sans-serif;
    }

    a, button {
      outline: none;
    }

    a {
      color: #566473;
      text-decoration: none;
    }

    a:hover, a:focus {
      color: #34495e;
    }

    section {
      padding: 1em;
      text-align: center;
    }

    .logo_box {
      width: 400px;
      height: 500px;
      padding: 35px;
      color: #EEE;
      position: absolute;
      left: 50%;
      top: 50%;
      margin-left: -200px;
      margin-top: -250px;
    }

    .logo_box h3 {
      text-align: center;
      height: 20px;
      font: 20px "microsoft yahei", Helvetica, Tahoma, Arial, "Microsoft jhengHei", sans-serif;
      color: #FFFFFF;
      line-height: 20px;
      padding: 0 0 35px 0;
    }

    .input_outer {
      height: 46px;
      padding: 0 5px;
      margin-bottom: 30px;
      border-radius: 50px;
      position: relative;
      border: rgba(255, 255, 255, 0.2) 2px solid !important;
    }

    .u_user {
      width: 25px;
      height: 25px;
      background-position: -125px 0;
      position: absolute;
      margin: 10px 13px;
    }

    .us_uer {
      width: 25px;
      height: 25px;
      background-position: -125px -34px;
      position: absolute;
      margin: 10px 13px;
    }

    .text {
      width: 220px;
      height: 46px;
      outline: none;
      display: inline-block;
      font: 14px "microsoft yahei", Helvetica, Tahoma, Arial, "Microsoft jhengHei";
      margin-left: 50px;
      border: none;
      background: none;
      line-height: 46px;
    }

    .mb2 {
      margin-bottom: 20px;
      cursor: pointer;
    }

    .mb2 a {
      text-decoration: none;
      outline: none;
    }

    .submit {
      padding: 15px;
      margin-top: 20px;
      display: block;
      color: #FFFFFF
    }

    .act-but {
      line-height: 20px;
      text-align: center;
      font-size: 20px;
      border-radius: 50px;
      background: #0096e6;
    }

    #username {
      color: #FFFFFF !important
    }

    #password {
      color: #FFFFFF !important;
      position: absolute;
      z-index: 100;
    }

  </style>
</head>
<body>
<div class="logo_box">
  <h3>登录聊天</h3>
  <form>
    <div class="input_outer">
      <span class="u_user"></span>
      <input id="username" name="username" class="text" type="text" placeholder="任意中文名">
    </div>
    <div class="input_outer">
      <span class="us_uer"></span>
      <input id="password" name="password" class="text" type="password" placeholder="任意密码">
    </div>
    <div class="mb2">
      <a class="act-but submit" onclick="login()">登录</a>
    </div>
  </form>
</div>

<script>

  /**
   * 登陆聊天
   */
  function login() {
    location.href = '/index?username=' + $('#username').val();
  }

  /**
   * 使用ENTER登陆
   */
  document.onkeydown = function (event) {
    var e = event || window.event || arguments.callee.caller.arguments[0];
    e.keyCode === 13 && login();
  };
</script>


</body>
</html>
